lib/kadm5/get_c.c

   1 /*
   2  * Copyright (c) 1997 - 2000, 2006 Kungliga Tekniska Högskolan
   3  * (Royal Institute of Technology, Stockholm, Sweden).
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  *
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  *
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * 3. Neither the name of the Institute nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33
  34 #include "kadm5_locl.h"
  35
  36 RCSID("$Id$");
  37
  38 kadm5_ret_t
  39 kadm5_c_get_principal(void *server_handle,
  40                       krb5_principal princ,
  41                       kadm5_principal_ent_t ent,
  42                       uint32_t mask)
  43 {
  44     kadm5_client_context *context = server_handle;
  45     kadm5_ret_t ret;
  46     krb5_storage *sp;
  47     unsigned char buf[1024];
  48     int32_t tmp;
  49     krb5_data reply;
  50
  51     ret = _kadm5_connect(server_handle, 0 /* want_write */);
  52     if (ret)
  53         return ret;
  54
  55     krb5_data_zero(&reply);
  56
  57     sp = krb5_storage_from_mem(buf, sizeof(buf));
  58     if (sp == NULL) {
  59         ret = krb5_enomem(context->context);
  60         goto out_keep_error;
  61     }
  62     ret = krb5_store_int32(sp, kadm_get);
  63     if (ret)
  64         goto out;
  65     ret = krb5_store_principal(sp, princ);
  66     if (ret)
  67         goto out;
  68     ret = krb5_store_int32(sp, mask);
  69     if (ret)
  70         goto out;
  71     ret = _kadm5_client_send(context, sp);
  72     if (ret)
  73         goto out_keep_error;
  74     ret = _kadm5_client_recv(context, &reply);
  75     if (ret)
  76         goto out_keep_error;
  77     krb5_storage_free(sp);
  78     sp = krb5_storage_from_data(&reply);
  79     if (sp == NULL) {
  80         ret = krb5_enomem(context->context);
  81         goto out_keep_error;
  82     }
  83     ret = krb5_ret_int32(sp, &tmp);
  84     if (ret == 0)
  85         ret = tmp;
  86
  87   out:
  88     krb5_clear_error_message(context->context);
  89
  90   out_keep_error:
  91     if (ret == 0)
  92         ret = kadm5_ret_principal_ent(sp, ent);
  93     krb5_storage_free(sp);
  94     krb5_data_free(&reply);
  95     return ret;
  96 }